2 # https://github.com/joshuaclayton/dotfiles/blob/master/zsh_profile.d/autoenv.zsh
4 # TODO: move this to DOTENV_*?!
5 export ENV_AUTHORIZATION_FILE=$HOME/.env_auth
7 # Name of file to look for when entering directories.
8 : ${DOTENV_FILE_ENTER:=.env}
10 # Name of file to look for when leaving directories.
11 # Requires DOTENV_HANDLE_LEAVE=1.
12 : ${DOTENV_FILE_LEAVE:=.env.leave}
14 # Look for .env in parent dirs?
15 : ${DOTENV_LOOK_UPWARDS:=1}
17 # Handle leave events when changing away from a subtree, where an "enter"
19 : ${DOTENV_HANDLE_LEAVE:=1}
22 # Internal: stack of entered (and handled) directories.
23 _dotenv_stack_entered=()
28 echo "$env_file:$env_shasum:1"
31 _dotenv_authorized_env_file() {
33 local pair=$(_dotenv_hash_pair $env_file)
34 test -f $ENV_AUTHORIZATION_FILE \
35 && \grep -qF $pair $ENV_AUTHORIZATION_FILE
40 _dotenv_deauthorize $env_file
41 _dotenv_hash_pair $env_file >> $ENV_AUTHORIZATION_FILE
44 _dotenv_deauthorize() {
46 if [[ -f $ENV_AUTHORIZATION_FILE ]]; then
47 echo $(\grep -vF $env_file $ENV_AUTHORIZATION_FILE) > $ENV_AUTHORIZATION_FILE
51 # This function can be mocked in tests
52 _dotenv_read_answer() {
54 read $=_AUTOENV_TEST_READ_ARGS -q answer
58 # Args: 1: absolute path to env file (resolved symlinks).
59 _dotenv_check_authorized_env_file() {
60 if ! [[ -f $1 ]]; then
63 if ! _dotenv_authorized_env_file $1; then
64 echo "Attempting to load unauthorized env file: $1"
66 echo "**********************************************"
70 echo "**********************************************"
72 echo -n "Would you like to authorize it? [y/N] "
74 local answer=$(_dotenv_read_answer)
76 if [[ $answer != 'y' ]]; then
85 # Initialize $_dotenv_sourced_varstash, but do not overwrite an existing one
86 # from e.g. `exec zsh` (to reload your shell config).
87 : ${_dotenv_sourced_varstash:=0}
89 # Get directory of this file (absolute, with resolved symlinks).
90 _dotenv_this_dir=${0:A:h}
97 # Source varstash library once.
98 if [[ $_dotenv_sourced_varstash == 0 ]]; then
99 source $_dotenv_this_dir/lib/varstash
100 export _dotenv_sourced_varstash=1
101 # NOTE: Varstash uses $PWD as default for varstash_dir, we might set it to
105 # Change to directory of env file, source it and cd back.
107 builtin cd -q $_dotenv_cwd
109 builtin cd -q $new_dir
111 unset _dotenv_event _dotenv_cwd
114 _dotenv_chpwd_handler() {
115 local env_file="$PWD/$DOTENV_FILE_ENTER"
117 # Handle leave event for previously sourced env files.
118 if [[ $DOTENV_HANDLE_LEAVE == 1 ]] && (( $#_dotenv_stack_entered )); then
119 for prev_dir in ${_dotenv_stack_entered}; do
120 if ! [[ ${PWD}/ == ${prev_dir}/* ]]; then
121 local env_file_leave=$prev_dir/$DOTENV_FILE_LEAVE
122 if _dotenv_check_authorized_env_file $env_file_leave; then
123 _dotenv_source $env_file_leave leave $prev_dir
125 # Remove this entry from the stack.
126 _dotenv_stack_entered=(${_dotenv_stack_entered#$prev_dir})
131 if ! [[ -f $env_file ]] && [[ $DOTENV_LOOK_UPWARDS == 1 ]]; then
132 # Look for files in parent dirs, using an extended Zsh glob.
133 setopt localoptions extendedglob
135 m=((../)#${DOTENV_FILE_ENTER}(N))
137 env_file=${${m[1]}:A}
143 if ! _dotenv_check_authorized_env_file $env_file; then
147 # Load the env file only once: check if $env_file's parent
148 # is in $_dotenv_stack_entered.
149 local env_file_dir=${env_file:A:h}
150 if (( ${+_dotenv_stack_entered[(r)${env_file_dir}]} )); then
154 _dotenv_stack_entered+=(${env_file_dir})
156 _dotenv_source $env_file enter $PWD
159 autoload -U add-zsh-hook
160 add-zsh-hook chpwd _dotenv_chpwd_handler
162 # Look in current directory already.
163 _dotenv_chpwd_handler